Ruling · Gopāṣṭamī · 1940

Thursday 7 November

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 294 minutes.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 6 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 10:59  11:47 madhyāhna ends
10:1110:3510:5911:2311:4712:1112:35

0 of 48 minutes covered

Midday of Thursday 7 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 10:59  11:47 madhyāhna ends
10:1110:3510:5911:2311:4712:1112:35

48 of 48 minutes covered

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 16:41 on Wed 6 Nov to 17:46 on Thu 7 Nov.

    1940-11-06T08:41:07Z → 1940-11-07T09:46:16Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 10:59–11:47 on the 6th, 10:59–11:47 on the 7th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 6th and 48 of 48 on the 7th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 17624 s

  5. 05

    Ruling

    Gopāṣṭamī, Daqing, 1940: Thursday 7 November.

    confidence: determinate

Say it like this

In Daqing, Gopāṣṭamī 1940 falls on Thursday 7 November. Aṣṭamī runs from 16:41 on Wed 6 Nov to 17:46 on Thu 7 Nov and covers all of madhyāhna that midday.

ahargana.org/daqing/festivals/1940/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 7 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 7 Nov
compat-drikpanchangComparison profileThu 7 Nov
No institution has a recorded ruling for Daqing.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/gopashtami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“S 8 Gopastami, Gosthastami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 6thCoveredMadhyāhna 7thCoveredRuled
Los Angeles00:41 → 01:4611:1248 min11:130 min6 Nov
Chicago02:41 → 03:4611:1048 min11:100 min6 Nov
Jersey City03:41 → 04:4611:1648 min11:160 min6 Nov
Port of Spain04:41 → 05:4611:2648 min11:260 min6 Nov
London09:41 → 10:4612:2048 min12:200 min6 Nov
Durban10:41 → 11:4611:1648 min11:1630 min6 Nov
Dubai12:41 → 13:4611:380 min11:3848 min7 Nov
Delhi14:11 → 15:1611:410 min11:4148 min7 Nov
Kolkata14:11 → 15:1610:560 min10:5648 min7 Nov
Singapore16:01 → 17:0611:440 min11:4448 min7 Nov
Sydney18:41 → 19:4611:150 min11:1548 min7 Nov
Suva20:41 → 21:4611:260 min11:2648 min7 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gopashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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